*SUPPORT*
IN: lug zup OUT: PINK PINK
IN: tufa zup fep tufa OUT: RED RED RED RED RED
IN: tufa tufa OUT: RED RED
IN: tufa fep wif OUT: RED YELLOW RED
IN: lug wif gazzer OUT: PINK YELLOW PINK YELLOW PINK YELLOW
IN: dax OUT: GREEN
IN: dax dax gazzer OUT: GREEN GREEN GREEN GREEN GREEN GREEN
IN: lug zup zup OUT: PINK PINK PINK PINK
IN: lug lug OUT: PINK PINK
IN: wif zup OUT: YELLOW YELLOW
IN: tufa fep dax OUT: RED GREEN RED
IN: lug tufa lug zup OUT: PINK RED PINK PINK RED PINK
IN: dax zup OUT: GREEN GREEN
IN: tufa OUT: RED

*QUERY*
IN: wif tufa fep lug OUT: YELLOW RED PINK YELLOW RED
IN: tufa fep lug zup OUT: RED PINK RED RED PINK RED
IN: dax tufa gazzer OUT: GREEN RED GREEN RED GREEN RED
IN: lug zup gazzer OUT: PINK PINK PINK PINK PINK PINK
IN: dax zup fep lug OUT: GREEN GREEN PINK GREEN GREEN
IN: lug OUT: PINK
IN: wif wif wif OUT: YELLOW YELLOW YELLOW
IN: tufa zup OUT: RED RED
IN: wif OUT: YELLOW
IN: dax gazzer OUT: GREEN GREEN GREEN

*GRAMMAR*
lug -> PINK 
 tufa -> RED 
 wif -> YELLOW 
 dax -> GREEN 
 x1 fep u1 -> [x1] [u1] [x1] 
 x1 zup -> [x1] [x1] 
 x1 gazzer -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 